NX二次开发中有关表达式的操作代码分享

admin

NX二次开发中有关表达式的操作代码分享

1. 
   
2. <p>static void do_UGopen_api(void)
   6 x7 l4 Q6 F, B
3. {
   # ?- p! b* v1 T2 q9 j6 |5 G
4. // create block 1
   9 [& E7 f* Q3 u2 W: E! i
5. double coner[3] = {0,0,0};
   0 M6 W: ?+ u( Z
6. char *edges[3] = {"l=100","w=100","h=20"};
   
7. tag_t blk_tag;
   
8. UF_MODL_create_block1(UF_NULLSIGN,coner,edges,&blk_tag);
   2 y. q' V6 B3 y* }
9. // create a hole
   7 |0 e- D2 ^5 H: v6 _
10. double dir[3] = {0,0,1};
    
11. double coner1[3] = {50,50,0};
    
12. tag_t cyl_tag;
    
13. UF_MODL_create_cyl1(UF_POSITIVE,coner1,"h+30","50",dir,&cyl_tag);</p><p> /*
    
14. create expression and delete it
    . X1 e- c4 ^/ |: l0 T
15. */
    * _1 }+ T+ q( X! V$ A. }6 Z& U
16. // create expression
    " {" o2 a" c9 R$ S5 @6 l
17. char *exp_str,*str,*value;
    
18. exp_str = "new_exp= 100";
    
19. tag_t new_exp,old_exp_tag;
    
20. char *str_exp,*str_old_exp;
    8 R, P0 R) L1 ?( D
21. int nums;
    
22. tag_t *exps;
    
23. // before create the new expression, we need check if the expressions have been created or not
    4 |5 a/ V* `7 q9 k" l. u) Q
24. // if having, we delete it
    ) y2 h8 v; }9 [* E, Z2 L( c) I
25. tag_t part= UF_PART_ask_display_part();
    
26. UF_MODL_ask_exps_of_part(part,&nums,&exps);
    0 O  ]+ Q1 x' m8 T. V5 G! M
27. UF_UI_open_listing_window();
    
28. if(nums != 0 )
    2 i, o) ^6 i) e# H2 }1 ]. g
29. {
    ! i. L; x. r4 c" R
30.   for(int i = 0 ; i < nums; i++)
    
31.   {
    
32.    UF_MODL_ask_exp_tag_string(exps[i],&str_old_exp);
    + U$ Q5 g" q1 {5 `' `( ]$ ^- U
33.    UF_MODL_dissect_exp_string(str_old_exp,&str,&value,&old_exp_tag);
    
34.    if(!strcmp(str,"new_exp"))
    
35.    {
    
36.      //UF_UI_write_listing_window("we find the alreay expressions ==> new_exp and delete it \n");
    * P* r( U6 S4 W
37.      //delete expression
    & x, B* e; n9 d
38.      UF_MODL_delete_exp(str);
    3 n! R* ]( T: ^8 R$ ?
39.      UF_MODL_update();
      f4 U; o4 s& B" J# S: e
40.      break;
    
41.    }
    7 }( o4 B' ~9 i9 B) d7 J( H
42.   }
    
43. }
    
44. //UF_UI_write_listing_window("we can not find the expression ==> new_exp and create it \n");
    0 m% n: P+ l) k- g. j' v( V. G* @& c4 R
45. UF_MODL_create_exp_tag(exp_str,&new_exp);
    
46. UF_UI_write_listing_window("The new created expression is : \n");
    
47. UF_MODL_ask_exp_tag_string(new_exp,&str_exp);
    ( L6 x( |' W4 }! h! J
48. UF_UI_write_listing_window(str_exp);
    
49. UF_free(str_exp);
    
50. UF_free(str);
    " r1 t. k6 r5 @% K0 T; S4 y( d
51. UF_free(value);
    : z2 k- d3 U' _
52. UF_UI_write_listing_window("\n");</p><p>｝</p>

复制代码